<!--
 * @Descripttion: 
 * @Author: liuYaoYu
 * @Date: 2021-12-16 14:35:08
 * @LastEditors: liuYaoYu
 * @LastEditTime: 2021-12-16 15:24:28
-->
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <link rel="stylesheet" href="./grid.css">
</head>
<body>
    <div class="container">
        <div class="item item1">1</div>
        <div class="item item2">2</div>
        <div class="item item3">3</div>
        <div class="item item4">4</div>
    </div>
</body>
</html>